bsd/i386/types.h

   1 /*
   2  * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License.  The rights granted to you under the
  10  * License may not be used to create, or enable the creation or
  11  * redistribution of, unlawful or unlicensed copies of an Apple operating
  12  * system, or to circumvent, violate, or enable the circumvention or
  13  * violation of, any terms of an Apple operating system software license
  14  * agreement.
  15  *
  16  * Please obtain a copy of the License at
  17  * http://www.opensource.apple.com/apsl/ and read it before using this
  18  * file.
  19  *
  20  * The Original Code and all software distributed under the License are
  21  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  22  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  23  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  25  * Please see the License for the specific language governing rights and
  26  * limitations under the License.
  27  *
  28  * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
  29  */
  30 /*
  31  * Copyright 1995 NeXT Computer, Inc. All rights reserved.
  32  */
  33 /*-
  34  * Copyright (c) 1990, 1993
  35  *      The Regents of the University of California.  All rights reserved.
  36  *
  37  * Redistribution and use in source and binary forms, with or without
  38  * modification, are permitted provided that the following conditions
  39  * are met:
  40  * 1. Redistributions of source code must retain the above copyright
  41  *    notice, this list of conditions and the following disclaimer.
  42  * 2. Redistributions in binary form must reproduce the above copyright
  43  *    notice, this list of conditions and the following disclaimer in the
  44  *    documentation and/or other materials provided with the distribution.
  45  * 3. All advertising materials mentioning features or use of this software
  46  *    must display the following acknowledgement:
  47  *      This product includes software developed by the University of
  48  *      California, Berkeley and its contributors.
  49  * 4. Neither the name of the University nor the names of its contributors
  50  *    may be used to endorse or promote products derived from this software
  51  *    without specific prior written permission.
  52  *
  53  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  54  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  55  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  56  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  57  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  58  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  59  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  60  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  61  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  62  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  63  * SUCH DAMAGE.
  64  *
  65  *      @(#)types.h     8.3 (Berkeley) 1/5/94
  66  */
  67
  68 #ifndef _MACHTYPES_H_
  69 #define _MACHTYPES_H_
  70
  71 #ifndef __ASSEMBLER__
  72 #include <i386/_types.h>
  73 #include <sys/cdefs.h>
  74 /*
  75  * Basic integral types.  Omit the typedef if
  76  * not possible for a machine/compiler combination.
  77  */
  78 #ifndef _INT8_T
  79 #define _INT8_T
  80 typedef __signed char           int8_t;
  81 #endif
  82 typedef unsigned char           u_int8_t;
  83 #ifndef _INT16_T
  84 #define _INT16_T
  85 typedef short                   int16_t;
  86 #endif
  87 typedef unsigned short          u_int16_t;
  88 #ifndef _INT32_T
  89 #define _INT32_T
  90 typedef int                     int32_t;
  91 #endif
  92 typedef unsigned int            u_int32_t;
  93 #ifndef _INT64_T
  94 #define _INT64_T
  95 typedef long long               int64_t;
  96 #endif
  97 typedef unsigned long long      u_int64_t;
  98
  99 #if __LP64__
 100 typedef int64_t                 register_t;
 101 #else
 102 typedef int32_t                 register_t;
 103 #endif
 104
 105 #ifndef _INTPTR_T
 106 #define _INTPTR_T
 107 typedef __darwin_intptr_t       intptr_t;
 108 #endif
 109 #ifndef _UINTPTR_T
 110 #define _UINTPTR_T
 111 typedef unsigned long int       uintptr_t;
 112 #endif
 113
 114 /* These types are used for  reserving the largest possible size. */
 115 // LP64todo - typedef mach_vm_address_t user_addr_t;    /* varying length pointers from user space */
 116 // LP64todo - typedef mach_vm_size_t            user_size_t;    /* varying length values from user space (unsigned) */
 117 typedef u_int64_t               user_addr_t;
 118 typedef u_int64_t               user_size_t;
 119 typedef int64_t                 user_ssize_t;
 120 typedef int64_t                 user_long_t;
 121 typedef u_int64_t               user_ulong_t;
 122 typedef int64_t                 user_time_t;
 123 #define USER_ADDR_NULL  ((user_addr_t) 0)
 124 #define CAST_USER_ADDR_T(a_ptr)   ((user_addr_t)((uintptr_t)(a_ptr)))
 125
 126 /* This defines the size of syscall arguments after copying into the kernel: */
 127 typedef u_int64_t               syscall_arg_t;
 128
 129 #ifndef __offsetof
 130 #define __offsetof(type, field) ((size_t)(&((type *)0)->field))
 131 #endif
 132
 133 #endif /* __ASSEMBLER__ */
 134 #endif  /* _MACHTYPES_H_ */